Details

Bookends is a full-featured bibliography/reference and information-management system for students and professionals.

Bookends uses the cloud to sync reference libraries on all the Macs you use. Access the power of Bookends directly from Mellel, Nisus Writer Pro, or MS Word (including Word 2016): Bookends allows you to scan your existing word-processor files and automatically generate finished manuscripts with properly formatted bibliographies. You can also scan Apple Pages '08, '09, and 5, Manuscripts.app, and LibreOffice/OpenOffice 4 files, or RTF files saved from any word processor.

Bookends allows you to share your references over the Internet with anyone, on any platform. And with Bookends, you can directly search and import references from numerous sources:

PubMed

Web of Science

JSTOR

Google Scholar

Amazon

Library of Congress

arXiv

and hundreds of other online sources

Or use a built-in browser to download references with PDF's and/or Web pages. Also, with automatic searches of PubMed, you can discover articles as soon as they're published. Bookends allows for powerful group-based searches, with static, smart, virtual groups, and smart folders as well as tag clouds that make hierarchical searches easy.

Bookends also offers a robust assortment of file attachment features:

Attach any file (such as a PDF) to a reference and view or open it instantly.

Automatically rename and organize PDF files on-the-fly.

Automatically download and attach the PDF of an article from the Internet if you have access permission.

Automatically locate and attach PDF's on your hard drive.

Annotate and markup PDFs and have the information instantly accessible in notecards.

Easily migrate references and attachments from other reference managers to Bookends.

Sync your library with Bookends for iOS on your iOS devices, so that you have your references and PDF's with you wherever you are.

Version 12.8.2:

Show and import references cited by a reference in your library

Automatically attach a PDF to a matching reference in your library

Updated Google Scholar searches to deal with changes made by Google

Imported references will be added to the selected static group

Checking for updates when you're offline will no longer block until a timeout

Updated Refs -> Get DOI to deal with changes made by CrossRef

When doing an "Autofill From Internet", existing keywords will be merged with newly download ones

Improved Retina image support

Minor update of the database engine

Bug fixes

Bookends really helps me a lot! It is very brilliant and easy to use. I just spend little time to learn this app and now i can use it very skillful.